text: import React, { useEffect } from 'react';
  import Tools from '../components/Tools';
  import Features from '../components/Features'
  import Team from '../components/Team';
  import Explanation from '../components/Explanation'
  
  function LandingPage() 
  {
      useEffect(() => // Same as ComponentDidMount
      {
          var UID;
  
          if(!sessionStorage.getItem('UID'))
          {
              UID = Math.floor(Math.random() * 100);
              sessionStorage.setItem('UID', UID);
          }
      }, [])
  
      return (
          <div>
              <Explanation/>
              <Features/>
              <Team/>
              <Tools/>
          </div>
      )
  }
  
  export default LandingPage;